
Greitosios daugybos formulės
Authored by Daiva Pušinskienė
Mathematics
8th Grade
Used 11+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sudauginkite
( x - 8)(8 +x)
x - 64
x+16
x2 - 64
x2 + 64
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sudauginkite
(3x + 4y)(4y - 3x)
16y2 + 9x2
16y2 - 9x2
4y2 - 3x2
9x2 - 16y2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sumą pakelkite kvadratu
( 2x - 6)2
4x + 6
4x2 - 24x - 36
4x2 - 36
4x2 - 24x +36
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atskliauskite
(2x - 3)( 4x -5)
8x2 -22x+ 15
8x2 -2x+ 15
8x +15
6x2 - 22x +8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pakelkite skirtumą kvadratu
(0,5 x - 2)2
0,5x2 - 2x +4
0,25x2 - 2x +4
0,25x2 - 2x - 4
0,25x2 - 4x + 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atskliauskite ir suprastinkite reiškinį
5x - (6x - 3)(6x +3)
36x2 +9
5x - 36x2 +9
5x - 36x2 - 9
5x - 6x2 -9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Iškelikte už skliaustų bendrą dauginamąjį
5x +25xy
5(x +y)
5x(1 + 5y)
25( x +y)
5(x+5xy)
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